diff --git a/tools/binman/btool/btool_gzip.py b/tools/binman/btool/btool_gzip.py
index 70cbc19..a7ce641 100644
--- a/tools/binman/btool/btool_gzip.py
+++ b/tools/binman/btool/btool_gzip.py
@@ -14,7 +14,7 @@
 from binman import bintool
 
 # pylint: disable=C0103
-class Bintoolbtool_gzip(bintool.BintoolPacker):
+class Bintoolgzip(bintool.BintoolPacker):
     """Compression/decompression using the gzip algorithm
 
     This bintool supports running `gzip` to compress and decompress data, as